根据对话内容，填入适当的词、短语或句子，使对话完整。（5分）

A:When did you get up this morning?

B:I    1    at 9:30 in the morning.

A:Were you late for school?

B:No,     2      I have no classes these days. I’ll have an exam next Monday.

A:Did you      3     late last night?

B:Yes,I did. I       4       the coming exam.

A:Are you busy these days?

B:Yes ,     5    . I’m really tired, but I’ll go to Beijing on  vacation after the exam.

服务水平指20s内的人工接通率。VIP客户服务水平的合规值是：（）

A、≥85%/20s。

B、≥80%/20s

C、≥75%/20s

D、≥70%/20s